KB HYP PISTON KIT SBC 350

Keith Black Hypereutectic pistons, MPN KB180-060, are designed for Chevrolet Small Block 350 engines with a 4.060-inch bore. They feature a dome piston type, 1.561 compression height, and are made from hypereutectic material. The pistons are compatible with 1/16 x 1/16 x 3/16 piston rings and have a 0.927 wrist pin size. Compression ratios vary based on chamber size: 58cc yields 13.0:1, 62cc yields 12.3:1, 64cc yields 11.9:1, and 76cc yields 10.3:1. The advertised piston weight is 563 grams, and the wrist pin weighs 145 grams. The OE deck height is 9.025 inches, and the pin is centered.